Fireplace



UNITED STATES PATENT orrron.

CALVIN A. LITTLEFIELD, OF GOVINGTON, KENTUCKY, ASSIGNOR TO HIMSELF ANDDAVID BOYLE, OF COVINGTON, KENTUCKY.

FIREPLACE.

Specification forming part of Letters Patent No. 29,980, dated September11, 1860; Reissued. September 26, 1865, No. 2,074.

To all whom it may concern:

Be it known that I, CALVIN A. LITTLE- FIELD, of Covington, Kentoncounty, Kentucky, have invented a certain new and useful Improvement inFireplaces; and I do hereby declare the following to be a full, clear,and exact description thereof, reference being had to the accompanyingdrawings, making part of this specification.

My invention relates to fire places having air heating apparatus throughwhich air may be passed, heated, and conveyed for room warming purposesto any part of a building; and consists in an arrangement hereinafterdescribed of hollow crown and hot and cold air passages.

In the accompanying drawings Figure 1, is a vertical section of a fireplace embodying my improvement. Fig. 2 is an elevation of back part withwall removed. Fig. 3 is a horizontal section on line it 02, Figs. 1 and2.

A is the fire place setting, B B the chimney fines and C the grate.

l) is a bonnet forming a smoke conductor, fixed as shown over the fireplace.

E is a chamber in which cold air from the outside of fire place isallowed to enter, forced to circulate and become heated. It is set inthe brick work as shown directly over the fire grate and communicateswith the outside of fire place through an opening F, and through openingG with a tube H passing upward between flues B B and is used to conveythe heated air to parts of building desired. Conveying tube H isprovided with suitable register or registers I. The heater E is fittedwith a partition 6 devised to cause the air to properly circulatethrough the heater before entering tube H.

The direction of the current of air is represented by arrows. Qheopening F is provided with a door f used to regulate the supply of coldair to the heater.

An opening K provided with suitable door is, is allowed at times tosupply cold air to the conveying tube H, with which it directlycommunicates, to unite with the air passed through heater E and thusregulate the temperature of air passed through tube H to suit therequirements of rooms be ing heated.

By proper adjustment of doors 7 and Z the temperature of air passedthrough tube H may be regulated as desired.

1 am aware that chambers have been applied behind and around fire placesto heat air and supply the same to other apartments and also thatarching crowns have been employed having the same eifect upon the fircand fine as my hollow crown E.

I claim as new and of my herein The arrangement of the bonnet D hollowcrown E, partition 0, tube H, fines B B, apertures K, F, G, and doors fand in, constructed combined and operating in the manner and for thepurposes set forth.

In testimony of which invention, I hereunto set my hand.

C. A. LITTLEFIELD.

invention \Vitnesses C. P. HocsHnAn, FRANcIs MILLWARD.

